Central Taxonomic Thesaurus

Taxon Search
  Animalia
      Arthropoda
        Hexapoda
            Insecta
                Neoptera
                    Plecoptera
                      Systellognatha
                            Perlodidae
                                     Archynopteryx
                                     Diploplera
                                     Dolkrila
                                     Isogenus
                              Isoperlinae
                                     Calliperla
                                     Cascadoperla
                                     Clioperla
                                     Cosumnoperla
                                     Isoperla
                                     Megahelus
                                     Nanoperla
                                     Occiperla
                                     Perliola
                                     Perliphanes
                              Perlodinae
                                Arcynopterygini
                                     Arcynopteryx
                                     Frisonia
                                     Megarcys
                                     Oroperla
                                     Perlinodes
                                     Salmoperla
                                     Setvena
                                     Skwala
                                Diploperlini
                                     Baumannella
                                     Cultus
                                     Diploperla
                                     Kogotus
                                     Osobenus
                                     Pictetiella
                                     Remenus
                                     Rickera
                                Perlodini
                                     Chernokrilus
                                     Diura
                                     Helopicus
                                     Hydroperla
                                     Isogenoides
                                     Malirekus
                                     Oconoperla
                                     Susulus
                                     Yugus
                                     Walshiola